Journal of Chemistry / 2022 / Article / Tab 4 / Research Article
Application of Response Surface Methodology (RSM) for Simultaneous Optimization of Kinetic Parameters Affecting Gold Leaching in Thiosulfate Based Media: A Statistical Approach Table 4 Statistical data of analysis of variance (ANOVA).
Source DF Adj SS Adj MS F value Contribution% Model 15 3101.34 3101.34 190.65 98.69 Linear 2927.95 2927.95 539.97 93.17 A : Temperature (°C)1 2031.53 2031.53 1873.28 64.65 B : Time (hour)1 402.58 402.58 371.22 12.81 C : [S2 O3 ] (mol. L−1 )1 184.81 184.81 170.41 5.88 D : [NH3 ] (mol. L−1 )1 163.01 163.01 150.32 5.19 E : [Cu] (mol. L−1 )1 146.02 146.02 134.64 4.65 Square 1 49.28 49.28 45.44 1.57 A 2 1 49.28 49.28 45.44 1.57 2-way interaction 9 124.11 124.11 12.72 3.95 AB 1 32.16 32.16 29.65 1.02 AC 1 10.70 10.70 9.87 0.003 0.34 AD 1 19.38 19.38 17.82 0.62 AE 1 7.70 7.70 7.10 0.25 BC 1 17.26 17.26 15.91 0.011 0.55 BD 1 7.16 7.16 6.61 0.23 BE 1 13.38 13.38 12.33 0.014 0.43 CD 1 11.41 11.41 10.52 0.001 0.36 CE 1 5.02 5.02 4.63 0.002 0.16 Error 38 41.21 41.21 0.038 1.31 Total 53 3142.55 3142.55
